fixes #5010: .pager span selector should be scoped to immediate children only

docs/assets/css/bootstrap.css

@@ -4824,8 +4824,8 @@ input[type="submit"].btn.btn-mini {
   display: inline;
 }
 
-.pager a,
-.pager span {
+.pager li > a,
+.pager li > span {
   display: inline-block;
   padding: 5px 14px;
   background-color: #fff;
@@ -4835,23 +4835,24 @@ input[type="submit"].btn.btn-mini {
           border-radius: 15px;
 }
 
-.pager a:hover {
+.pager li > a:hover {
   text-decoration: none;
   background-color: #f5f5f5;
 }
 
-.pager .next a,
-.pager .next span {
+.pager .next > a,
+.pager .next > span {
   float: right;
 }
 
-.pager .previous a {
+.pager .previous > a,
+.pager .previous > span {
   float: left;
 }
 
-.pager .disabled a,
-.pager .disabled a:hover,
-.pager .disabled span {
+.pager .disabled > a,
+.pager .disabled > a:hover,
+.pager .disabled > span {
   color: #999999;
   cursor: default;
   background-color: #fff;

less/pager.less

@@ -12,28 +12,29 @@
 .pager li {
   display: inline;
 }
-.pager a,
-.pager span {
+.pager li > a,
+.pager li > span {
   display: inline-block;
   padding: 5px 14px;
   background-color: #fff;
   border: 1px solid #ddd;
   .border-radius(15px);
 }
-.pager a:hover {
+.pager li > a:hover {
   text-decoration: none;
   background-color: #f5f5f5;
 }
-.pager .next a,
-.pager .next span {
+.pager .next > a,
+.pager .next > span {
   float: right;
 }
-.pager .previous a {
+.pager .previous > a,
+.pager .previous > span {
   float: left;
 }
-.pager .disabled a,
-.pager .disabled a:hover,
-.pager .disabled span {
+.pager .disabled > a,
+.pager .disabled > a:hover,
+.pager .disabled > span {
   color: @grayLight;
   background-color: #fff;
   cursor: default;